Cusdis - Open-source, lightweight comment system for your website
CoFoundersLab Discuss - Where 300,000+ entrepreneurs get their questions answered
CommentBox.io - Imagine a cleaner, prettier Disqus, but without the ads, tracking, or sharing of personal data.
DiscussBot - Telegram's web comment widget
Figma - Team-based interface design, Figma lets you collaborate on designs in real time.
GitHub Team Discussions - Now there's more space to talk through your projects 💬